Receptacle cover plate



FIG. 1 is a perspective view of the receptacle cover plate embodying our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a left side elevation view thereof, the right side being a mirror image;

FIG. 4 is a rear elevation view thereof; and,

FIG. 5 is a top plan view, thereof, the bottom being a mirror image. 

The ornamental design for a receptacle cover plate, as shown. 